| Abbreviation | Definition |
|---|---|
| SMSM | Kwamalasoemoetoe, Suriname |
| SMT | Sun Moon Lake, Taiwan |
| SMTB | Tafelberg Rudy Kappel, Suriname |
| SMV | St. Moritz, Switzerland |
| SMW | Smara, Morocco |
| SMWA | Wageningen, Suriname |
| SMX | Captain G Allan Hancock Airport, Santa Maria Public Airport, Santa Maria, California USA |
| SMY | Simenti, Senegal |
| SMZ | Stoelmans Eiland Airstrip, Stoelmanseiland, Republic of Surinam |
| SMZO | Paramaribo Zorg en Hoop, Suriname |
| SN86 | Arrow B Ranch Airport, Leoti, Kansas USA |
| SNA | John Wayne International Airport, Orange County, California USA |
| SNAB | Abaetuba, Brazil |
| SNAG | Araguari, Brazil |
| SNAI | Alto Parnaiba, Brazil |
| SNAL | Arapiraca, Brazil |
| SNAM | Santo Antonio Do Amparo, Brazil |
| SNAR | Almenara, Brazil |
| SNAS | Tres Marias, Brazil |
| SNAT | Aracati, Brazil |